getForegroundSE.GenePixData: Gets the standard error of the foreground pixels
In HenrikBengtsson/aroma: An R Object-oriented Microarray Analysis package

Description Usage Details Value Author(s) See Also Examples

Gets the standard error of the foreground pixels.

1 2	## S3 method for class 'GenePixData' getForegroundSE(this, slides=NULL, channels=1:2, ...)

The standard error returns the standard deviation divided by the area.

Returns a list of matrices that contain the standard error of the pixels in the foreground region of the spots.

Henrik Bengtsson (http://www.braju.com/R/)

For more information see GenePixData.

  gpr <- GenePixData$read("gpr123.gpr", path=system.file("data-ex", package="aroma"))
  raw <- getRawData(gpr)
  sd <- getForegroundSE(gpr)
  raw$RSE <- sd$RSE; raw$GSE <- sd$GSE;
  subplots(4)
  plot(raw, "RSEvsR", col="red")
  plot(raw, "GSEvsG", col="green")